CVE-2026-3093

MEDIUM CVSS 3.1: 4.7 EPSS 0.24%
Updated Aug 03, 2026
GitLab
Parameter Value
CVSS 4.7 (MEDIUM)
Affected Versions 14.0.0 — 19.1.3
Fixed In 19.0.5
Type CWE-79 (Cross-Site Scripting (XSS))
Vendor GitLab
Public PoC No

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an attacker to execute arbitrary JavaScript in another user's browser via a crafted URL, due to improper sanitization of user-controlled input.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 6

Configuration From (including) Up to (excluding)
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
14.0.0 19.0.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
14.0.0 19.0.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
19.1.0 19.1.3
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
19.1.0 19.1.3
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:community:*:*:*
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:*